CVE-2026-1184

7.5 highEPSS 0.3%

High (7.5) in gitlab gitlab. EPSS 0.3% chance of exploitation in the next 30 days.

GitLab has remediated an issue in GitLab EE affecting all versions from 11.9 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to cause denial of service by uploading a specially crafted file due to improper validation.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 26% of CVEs (scores of 2026-10-31)
CWE: CWE-502
Published: 2026-05-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

gitlab:gitlab

References

https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/586634
https://hackerone.com/reports/3515842

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